CN209513307U - Soil sample collecting device - Google Patents

Abstract

Soil sample collecting device provided by the utility model, including at least three sampling units；Any sampling unit includes scale box and scale, and the end of the scale is fixed in the scale box so that the scale is wound in the scale box, and the starting point of the scale is provided with the first buckle；One end of the scale box is provided with scale outlet, the starting point of the scale is pierced by by scale outlet and is extended to outside the scale box, the other end of the scale box is provided with the second buckle, and first buckle has the snap-in structure being mutually clamped with second buckle.The soil sample collecting device of the utility model, structure is simple, is easily assembled to and dismantles, and sampling accuracy is high.

Description

Soil Sample Collection Device

technical field

The utility model relates to a soil sample collection technology, in particular to a soil sample collection device.

Background technique

Soil sample collection is an important link and key step in the monitoring and supervision of regional soil quality and pollution status. Selecting a representative area and soil for sampling, and adopting different sampling methods and processing methods according to different analysis items are very critical for soil collection operations. In order to ensure the representativeness of soil samples and reduce monitoring costs, the scheme of collecting mixed soil samples is generally selected.

The mixed soil sample refers to the soil sample obtained by collecting the same amount of soil at several points in the soil cultivation layer and mixed evenly. The collection methods of mixed samples mainly include diagonal method, quincunx method, checkerboard method, serpentine method and so on. In actual field operations, due to the lack of professional instruments and equipment, experimenters generally estimate the spatial position of each sampling point in the mixed sample based on prior knowledge and human experience.

The above operation mode will cause a certain deviation to the mixed sample data, which cannot guarantee the accuracy and representativeness of the mixed sample data, reduces the data quality, increases the uncertainty, and then affects the reliability of the sampling point data analysis results.

Utility model content

(1) Technical problems to be solved

The utility model provides a soil sample collection device to solve the technical problem of low sampling accuracy of mixed samples in the prior art.

(2) Technical solution

In order to solve the above technical problems, the utility model provides a soil sample collection device, including at least three sampling units; any of the sampling units includes a scale box and a scale, and the end of the scale is fixed in the scale box so that The scale is wound in the scale box, and the initial end of the scale is provided with a first buckle; one end of the scale box is provided with a scale outlet, and the initial end of the scale is passed through the scale outlet and Extending to the outside of the scale case, the other end of the scale case is provided with a second buckle, and the first buckle and the second buckle have a mutual engaging structure.

Further, the first side of the scale box is provided with the second buckle, the first side is parallel to the scale surface of the scale pulled straight out through the scale outlet, and the first side The side is adjacent to the side where the scale outlet is located.

Further, the first buckles are provided on the opposite sides of the starting end of the scale; the second buckles are provided on the opposite sides of the scale case, and the opposite sides of the scale case Any one of the sides is parallel to the scale surface of the scale drawn straight out from the scale outlet, and the opposite sides of the scale box are adjacent to the side where the scale exit is located .

Further, scales are provided on the side of the scale box parallel to the scale surface of the scale drawn straight out through the scale outlet, and the arrangement direction of the scale is the same as that of the scale stretched straight along the scale outlet. The layout direction of the upper scale is the same.

Further, the length value of the scale box is marked on the side of the scale box parallel to the scale surface of the scale drawn straight out through the scale outlet.

Further, the side of the scale box on which the scale is arranged faces the same direction as the scale surface of the scale stretched straight along the scale outlet.

Further, a scale clamping mechanism is provided at the scale outlet, and the scale clamping mechanism clamps the scale at the scale outlet.

Further, the scale clamping mechanism includes a clamping plate; one side of the clamping plate is fixed on a cam, and the cam is rotatably connected to one side of the scale box, and the cam and the scale outlet are located at the Same side of the ruler box.

(3) Beneficial effects

A kind of soil sample collecting device that the utility model proposes, its beneficial effect is mainly as follows:

The second buckle on the scale box of any sampling unit among the plurality of sampling units is engaged with the first buckle on the scale of another sampling unit, and the plurality of sampling units can form a sampling grid through the above connection method, and, According to the sampling purpose, sampling area, sampling method and number of sampling points, etc., the shape and size of the sampling grid can be determined by adjusting the length of the scale outside the scale box in the sampling unit. In each sampling grid (such as selecting The position of the center point inside a single sampling grid) is used to carry out each sampling point operation in the mixed sample, which can improve the accuracy of sample collection; the sampling grid is formed by connecting the first buckle and the second buckle, and the operation is repeated until sampling The grid can cover the entire target sampling area for sample collection. After the collection of all soil samples in the mixed sample is completed, the first buckle and the second buckle are released, and the scale is retracted into the scale box. The assembly and disassembly methods are simple and convenient. Easy to operate and easy to store.

Description of drawings

Fig. 1 is the top view of a kind of soil sample collection device of the utility model embodiment;

Fig. 2 is the structural representation of the sampling unit of a kind of soil sample collection device of the utility model embodiment;

Fig. 3 is the right side view of Fig. 2 of a kind of soil sample collecting device of the utility model embodiment (scale only shows part);

In the figure, 1-scale box, 2-second buckle, 3-scale, 4-first buckle, 5-cam, 6-card plate.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

Referring to shown in Fig. 1, the utility model embodiment provides a kind of soil sample collection device, comprises at least three sampling units; Any sampling unit comprises scale box 1 and scale 3, and the end of scale 3 is fixed in scale box 1 so that The scale 3 is wound in the scale box 1, and the starting end of the scale 3 is provided with a first buckle 4; one end of the scale box 1 is provided with a scale outlet, and the starting end of the scale 3 passes through the scale outlet and extends to the outside of the scale box 1 , the other end of the scale box 1 is provided with a second buckle 2, and the first buckle 4 and the second buckle 2 have a mutual engaging structure.

Specifically, the second buckle 2 on any sampling unit scale box 1 among the plurality of sampling units is snapped and connected with the first buckle 4 on the scale 3 of another sampling unit, and can form at least one triangular or polygonal structure . For example, three sampling units can form a triangular structure, and five sampling units can form a pentagonal structure or two close together triangular structures. Different sampling grid structures are synthesized by multiple sampling units. The shape and size of the sampling grid can be determined according to the sampling purpose, sampling area, sampling method, and number of sampling points. It can enhance sampling when sampling mixed soil samples. accuracy and representativeness.

The structures of the sampling units are the same, and their dimensions may be the same or different, and preferably their dimensions are also the same. The structure of one of the sampling units is taken as an example for illustration. The sampling unit includes a ruler box 1 and a ruler 3 . The inside of the scale box 1 is provided with a fixed shaft, the end of the scale 3 is fixed on the fixed shaft, and the scale 3 can be wound outside the fixed shaft. One side of the scale case 1 is provided with a scale outlet, and the starting end of the scale 3 passes through the scale case 1 through the scale exit, and extends to the outside of the scale case 1 . When there is no need to use the scale 3, the scale 3 can automatically retract into the scale box 1, and it only needs to adopt the structure of a conventional retractable scale, which will not be repeated here.

Wherein, the starting end of the scale 3 is usually located outside the scale case 1 and does not retract into the scale case 1 . When the sampling grid needs to be arranged, the scale 3 is stretched outward from its starting end, the scale 3 wound in the scale box 1 is pulled out of the scale box 1, and the scale 3 stretched outside the scale box 1 is flat. Stretch straight, together with ruler box 1, constitute one of the edges of the sampling grid.

The scale box 1 may preferably adopt a cuboid structure, and the scale outlet is arranged at one end of the scale box 1 along the length direction of the scale box 1 . For example, referring to FIG. 2 , with the orientation in FIG. 2 , the scale outlet is arranged on the upper end of the scale box 1 , and the length direction of the scale box 1 is along the vertical direction. It can be understood that it can also be arranged at the lower end of the scale box 1. Its structure is the same, but its orientation is different, so it will not be described in detail below, and the example structure in FIG. 2 is used as an example for illustration.

The initial end of the scale 3 is provided with a first buckle 4 ; preferably, the center of the first buckle 4 coincides with the zero scale of the scale 3 . A second buckle 2 is provided at the other end of the scale box 1; the second buckle 2 is close to the end away from the scale outlet. Taking the orientation in FIG. 2 as an example for illustration, the second buckle 2 can be set on the lower end, front or back of the scale case 1 , and can even be set on the left or right side of the scale case 1 .

Wherein, the first buckle 4 and the second buckle 2 can be snapped together, and the two have a snapping structure capable of snapping together; for example, the first buckle 4 can adopt a male button, and the second buckle 2 Female buttons are available. The structures of the first buckle 4 and the second buckle 2 are not specifically limited, and they can adopt conventional engaging structures, such as buttons or snap buttons, as long as they can be engaged with each other.

When a plurality of sampling units cooperate to form a sampling grid, the first buckle 4 at the beginning of the scale 3 of the sampling unit 1 can be snapped to the second buckle 2 on the scale box 1 of the sampling unit 2, and the sampling unit 2 The first buckle 4 at the starting end of the scale 3 is snapped to the second buckle 2 on the scale box 1 of the sampling unit three; by analogy, different shapes of sampling grids can be formed. At the same time, by adjusting the length of the scale 3 outside the scale box 1, sampling grids of different specifications can be formed. Wherein, when forming the sampling grid, the scale 3 located outside the scale box 1 is stretched straight along the scale outlet; at the same time, the scale surface of the scale 3 can be turned upward for easy viewing.

In a specific embodiment, the first side of the scale box 1 is provided with a second buckle 2, the first side is parallel to the scale surface of the scale 3 pulled straight out through the scale exit, and the first side Adjacent to the side where the ruler exit is located. On the basis of the above embodiments, this embodiment specifically illustrates the preferred position of the second buckle 2 . Referring to FIG. 2 , the orientation in FIG. 2 is taken as an example for description. The scale outlet is arranged on the upper end of the scale box 1, that is, on the upper side, and the second buckle 2 is preferably arranged on the front or back of the scale box 1, so that the second buckle 2 can be stretched straight to the scale along the scale outlet. The scale surfaces of the scales 3 outside the box 1 face the same direction, so that the first buckle 4 and the second buckle 2 can be arranged sequentially along the length direction of the scale box 1, which facilitates the interconnection of the sampling units. Wherein, when the scale 3 has only one scale surface, the orientation of the two is the same or opposite; when the scale 3 has two scale surfaces, the second buckle 2 corresponds to the same orientation as one scale surface of the scale 3 .

In a specific embodiment, the opposite sides of the starting end of the scale 3 are provided with first buckles 4; the opposite sides of the scale case 1 are provided with second buckles 2, and the opposite sides of the scale case 1 Any one of the sides is parallel to the scale surface of the scale 3 pulled straight out from the scale exit, and the opposite sides of the scale case 1 are adjacent to the side where the scale exit is located. On the basis of the above-mentioned embodiments, this embodiment further illustrates the arrangement of the first buckle 4 and the second buckle 2 . The opposite sides of the starting end of the scale 3 are provided with first buckles 4. When the scale 3 has two scale faces, that is, when the two faces of the scale 3 have scales, any first buckle 4 corresponds to a scale. The face is on the same face as ruler 3. Second buckles 2 are arranged on opposite sides of the scale box 1 , and any second buckle 2 has the same orientation as a scale surface of the scale 3 , so that a plurality of sampling units can form a plurality of adjacent sampling grids.

For example, when there are five sampling units, the starting end of scale 3 of sampling unit 1 is connected to scale box 1 of sampling unit 2, the starting end of scale 3 of sampling unit 2 is connected to scale box 1 of sampling unit 3, and the starting end of scale 3 of sampling unit 3 is connected to scale box 1 of sampling unit 3. The starting end of scale 3 is connected to scale box 1 of sampling unit 4, the starting end of scale 3 of sampling unit 4 is connected to scale box 1 of sampling unit 1, and the starting end of scale 3 of sampling unit 5 can be connected to scale box 1 of sampling unit 1 Connect with another second buckle 2 on the top, and the second buckle 2 on the scale box 1 of the sampling unit five can be connected with another first buckle 4 at the beginning of the scale 3 of the sampling unit three, thereby forming two adjacent A sampling grid of triangles.

In a specific embodiment, the scale box 1 is provided with scales on the side parallel to the scale surface of the scale 3 pulled straight out through the scale outlet, and the arrangement direction of the scale is the same as the scale on the scale 3 stretched straight along the scale outlet. are laid in the same direction. On the basis of the above-mentioned embodiments, this embodiment specifically illustrates the structure of the scale case 1 . The scale can be arranged on the front or the back of the scale case 1, and the direction of arrangement of the scale on the scale case 1 is the same as the direction of arrangement of the scale on the straight stretched scale 3 outside the scale case 1.

Because when forming the sampling grid, the length of the scale box 1 itself also forms a part of either side of the sampling grid, if the length of the scale box 1 is ignored, it will cause the inaccurate measurement of the sampling unit specification; meanwhile, on the scale box 1 Corresponding to the set scale, while reading the scale of the scale 3, the side, that is, the overall length of the sampling unit can be obtained, which is convenient to read and has high measurement accuracy. Wherein, as another achievable mode, the scale value can be marked on the scale box 1 on the side parallel to the scale surface of the scale 3 pulled out straight through the scale outlet, and the scale value represents the scale value of the scale box 1 along the scale 3 The length in the straight stretch direction. Wherein, the scale value can be directly expressed as one or more of numbers, Chinese characters and English characters; for example, when the length of the scale box 1 is 10cm, "10cm" can be directly marked on the corresponding side of the scale box 1.

In a specific embodiment, the side of the scale box 1 where the scale is arranged faces the same direction as the scale surface of the scale 3 stretched straight along the scale outlet. On the basis of the above-mentioned embodiments, this embodiment further illustrates the structure of the scale case 1 . The scale surface of the scale box 1 and the scale surface of the scale 3 outside the scale box 1 face the same plane, which is more convenient for data reading. Wherein, preferably the center of the second buckle 2 coincides with the zero scale on the scale box 1; the scales on the scale box 1 are sequentially arranged from the position of the second buckle 2 to the direction of the scale outlet.

In a specific embodiment, a scale clamping mechanism is provided at the scale exit, and the scale clamping mechanism clamps the scale 3 to the scale exit. On the basis of the above-mentioned embodiments, this embodiment specifically illustrates the structure of the scale case 1 . When the scale box 1 and scale 3 adopt a scale structure that can automatically retract, after the scale 3 is pulled out of the scale box 1 by an external force, if there is no external force to continue to act, the scale 3 will automatically retract to the scale box 1 Inside. At this time, a scale clamping mechanism is set at the scale outlet of the scale box 1. When the scale 3 is stretched and needs to be temporarily fixed, the scale clamping mechanism is clamped to the scale 3 at the scale exit to prevent the scale 3 from retracting automatically. In the scale box 1; after the sampling is completed, the scale clamping mechanism is released, and the scale 3 is retracted into the scale box 1 for storage.

In a specific embodiment, as shown in Fig. 3, the scale clamping mechanism includes a clamping plate 6; one side of the clamping plate 6 is fixed on the cam 5, and the cam 5 is rotatably connected to one side of the scale case 1, and the cam 5 and the The ruler outlet is located on the same side of the ruler box 1. On the basis of the above-mentioned embodiments, this embodiment specifically illustrates the structure of the scale clamping mechanism.

The cam 5 is rotatably disposed on one side of the scale outlet, preferably close to the side of the scale exit parallel to the scale surface of the scale 3 . For example, as a specific implementation, the cam 5 can be sleeved on the outside of a rotating shaft, one end of the rotating shaft is rotatably connected to one end of one rod, and the other end of the rotating shaft is rotatably connected to one end of another rod. The other end of any pole is fixed on the scale box 1. Wherein, the cam 5 adopts a conventional cam structure, as long as it is convenient for the clamping plate 6 to clamp the scale 3 on the side of the scale outlet. One side of the cam 5 is fixedly connected to the clamping plate 6; by rotating the clamping plate 6, the cam 5 is driven to rotate, so that the clamping plate 6 can be clamped at the opening of the scale, and the scale 3 is clamped on the opposite side of the scale outlet and the cam 5 , temporarily fix the position of ruler 3.

In the soil sample collection device of the present utility model, the second buckle on the scale box of any sampling unit among the plurality of sampling units is engaged with the first buckle on the scale of another sampling unit to form a sampling grid, and, According to the sampling purpose, sampling area, sampling method and number of sampling points, etc., the shape and size of the sampling grid can be adjusted by adjusting the length of the scale outside the scale box in the sampling unit. In each sampling grid (such as selecting The position of the center point inside a single sampling grid) is used to carry out each sampling point operation in the mixed sample, which can improve the accuracy of sample collection; the sampling grid is formed by connecting the first buckle and the second buckle, and the operation is repeated until sampling The grid can cover the entire target sampling area for sample collection. After the collection of all soil samples in the mixed sample is completed, the first buckle and the second buckle are released, and the scale is retracted into the scale box. The assembly and disassembly methods are simple and convenient. Easy to operate and easy to store.

Finally, the method of the present utility model is only a preferred embodiment, and is not intended to limit the protection scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (8)

1. A soil sample collection device, characterized in that, comprises at least three sampling units; any said sampling unit comprises a scale box and a scale, and the end of said scale is fixed in said scale box to make said scale roll Wrapped in the scale box, the initial end of the scale is provided with a first buckle; one end of the scale box is provided with a scale outlet, and the initial end of the scale passes through the scale outlet and extends to the Outside the scale case, the other end of the scale case is provided with a second buckle, and the first buckle and the second buckle have a mutual engaging structure. 2. The soil sample collection device according to claim 1, wherein the first side of the scale box is provided with the second buckle, and the first side is straight to the exit of the scale The scale surface of the drawn scale is parallel, and the first side is adjacent to the side where the scale outlet is located. 3. The soil sample collection device according to claim 1, wherein the opposite sides of the starting end of the scale are provided with the first buckle; the opposite sides of the scale box are provided with With the second buckle, any one of the opposite sides of the scale box is parallel to the scale surface of the scale drawn straight out from the scale outlet, and the opposite sides of the scale box are Both sides are adjacent to the side where the outlet of the scale is located. 4. The soil sample collection device according to any one of claims 1-3, wherein the scale box is provided with a scale on the side parallel to the scale surface of the scale drawn straight out through the scale outlet, The arrangement direction of the scales is the same as the arrangement direction of the scales on the scale stretched straight along the scale outlet. 5. The soil sample collection device according to any one of claims 1-3, characterized in that, the side of the scale box parallel to the scale surface of the scale drawn straight out through the scale outlet is marked with the The length value of the ruler box. 6. The soil sample collection device according to claim 4, wherein the side edge on which the scale is arranged on the scale box faces the same direction as the scale surface of the scale stretched straight along the scale outlet. direction. 7 . The soil sample collection device according to claim 1 , wherein a scale clamping mechanism is provided at the scale outlet, and the scale clamping mechanism clamps the scale at the scale exit. 8 . 8. The soil sample collection device according to claim 7, wherein the scale clamping mechanism comprises a clamping plate; one side of the clamping plate is fixed on a cam, and the cam is rotatably connected to the scale box One side, and the cam and the scale outlet are located on the same side of the scale box.